Paris, May 29 -- Defending champion Carlos Alcaraz overcame a blip in form to beat Fabian Marozsan and reach the French Open third round - but former finalists Stefanos Tsitsipas and
Casper Ruud are out.
Spaniard Alcaraz started strongly but dropped the second set before recovering to wrap up a 6-1 4-6 6-1 6-2 win over his Hungarian opponent.
But there was no such fortune for Greek 20th seed Tsitsipas, who was stunned by world number 167 Matteo Gigante of Italy, losing 6-4 5-7 6-2 6-4.
Ruud, twice a runner-up in Paris, struggled with injury during the closing stages of his four-set loss to Nuno Borges of Portugal.
Victory was Alcaraz's 17th in 18 matches on clay this year as he looks to become the first man since compatriot Rafael Nada...